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Download e-book for iPad: Amphibian Morphogenesis by Harold Fox

By Harold Fox

ISBN-10: 1461253020

ISBN-13: 9781461253020

ISBN-10: 146129777X

ISBN-13: 9781461297772

This e-book took place due to a assessment I had written prior on fea­ tures of mobile alterations taking place in the course of anuran metamorphosis. just a restricted remedy of this topic was once attainable in this type of circumscribed paintings and purely particular examples of natural swap have been handled. hence the sins of omission weighed seriously, for therefore a lot info couldn't be incorporated to supply a extra entire and authenticated account of the frilly, complicated, and far-reaching adjustments that an aquatic larva undergoes to turn into a terrestrial froglet. a great deal of my operating existence has been spent investigating amphib­ ians, specially their larval developmental morphology in the course of metamor­ phosis, first on the point of sunshine microscopy and in later years by way of electronmicroscopy. in the beginning i used to be really involved in morpho­ logical homologies of a number of larval buildings, corresponding to the cranial and pharyngeal skeleton and the nerves and musculature, which will research extra approximately amphibian phylogeny, for in the course of my pre-and early postgrad­ uate years G. R. Beer and D. M. S. Watson encouraged an timeless curiosity in and appreciate for vertebrate comparative anatomy. besides the fact that, it now looks that amphibian phylogenetic relationships are top handled via the paleontologists, so ably verified via D. M. S. Watson and A. S. Romer and the modern lovers during this box like A. L. Panchen, R. L. Carroll, E. Jarvik, and okay. S. Thompson between a bunch of others, rather within the USA.

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Analyses of ontogeny have also been made at the gross visual level, for a variety of reasons (vide infra), and like a series of photographic stills, successive stages of development of individual species have been arbitrarily tabularized and numbered, though various authors frequently have included the specific levels of internal anatomical development that have occurred in the referred stages. Any examination of the gross external features of amphibian ontogenetic change during development clearly is relevant to a study of morphogenesis especially in anurans; indeed such changes provide a working basis for more detailed research in this field.

25-44); A. 25); A. , Species from Valdivia (Chile). 1-26 (St. I-15 metaRhinoderma darwini morphic, direct development). Sub-spp. from Concepcion. I-15 metamorphic, partially aquatic development) Family Pelobatidae 'Busak and Zug, General information on larvae Pelobates cultripes 1976 bZabroda and St. , ;::: ;:, ;::;. Q.. ~. ~ CLescure, 1976 Rana alticola Rana aurora Rana berlandieri (and R. sphenocephala) Rana brevipoda porosa Family Ranidae Rana afghans 45 Stages. I--40 (several stages subdivided).

1';' ~ ~ ~ tT1 ~. ~ CJ) cWake, 1980 "Lamotte and Xavier, 1972a Lamotte and Lescure, 1977 Bufo woodhousei: fowleri Nectophrynoides malcolmi N ectophrynoides occidentalis 1954 bSchreiber, 1937 bGosner and Black, Bufo vertebralis hoeschi Bufo vulgaris Bufo valliceps Bufo rubropunctatus Bufo regularis Bufo pusillus Bufo quercicus Forge and Barbault, 1977 "Channing, 1972 bVolpe and Dobie, 1959 Lamotte and ZuberVogeli, 1954 "Sedra and Michael, 1961 cFonnas and Pugin, 1978 "Limbaugh and Volpe, 1957 Channing, 1976b bAdler, 1901 Bufo pentoni General infonnation on larvae including illustrations of those of the following spp.

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